fix microsoft#172465

Author: meganrogge

src/vs/editor/browser/widget/diffEditorWidget.ts

@@ -286,7 +286,7 @@ export class DiffEditorWidget extends Disposable implements editorBrowser.IDiffE
 			renderOverviewRuler: true,
 			diffWordWrap: 'inherit',
 			diffAlgorithm: 'advanced',
-			accessibilityVerbose: true
+			accessibilityVerbose: false
 		});
 
 		if (typeof options.isInEmbeddedEditor !== 'undefined') {
@@ -2796,6 +2796,7 @@ function changedDiffEditorOptions(a: ValidDiffEditorBaseOptions, b: ValidDiffEdi
 		renderOverviewRuler: (a.renderOverviewRuler !== b.renderOverviewRuler),
 		diffWordWrap: (a.diffWordWrap !== b.diffWordWrap),
 		diffAlgorithm: (a.diffAlgorithm !== b.diffAlgorithm),
+		accessibilityVerbose: (a.accessibilityVerbose !== b.accessibilityVerbose),
 	};
 }
 

src/vs/workbench/contrib/notebook/browser/diff/diffComponents.ts

@@ -615,7 +615,8 @@ abstract class AbstractElementRenderer extends Disposable {
 					dimension: {
 						height: Math.min(OUTPUT_EDITOR_HEIGHT_MAGIC, this.cell.layoutInfo.rawOutputHeight || lineHeight * lineCount),
 						width: this.cell.getComputedCellContainerWidth(this.notebookEditor.getLayoutInfo(), false, true)
-					}
+					},
+					accessibilityVerbose: this.configurationService.getValue<boolean>('accessibility.verbosity.diff-editor') ?? false
 				}, {
 					originalEditor: getOptimizedNestedCodeEditorWidgetOptions(),
 					modifiedEditor: getOptimizedNestedCodeEditorWidgetOptions()
@@ -1424,7 +1425,8 @@ export class ModifiedElement extends AbstractElementRenderer {
 					dimension: {
 						height: OUTPUT_EDITOR_HEIGHT_MAGIC,
 						width: this.cell.getComputedCellContainerWidth(this.notebookEditor.getLayoutInfo(), false, true)
-					}
+					},
+					accessibilityVerbose: this.configurationService.getValue<boolean>('accessibility.verbosity.diff-editor') ?? false
 				}, {
 					originalEditor: getOptimizedNestedCodeEditorWidgetOptions(),
 					modifiedEditor: getOptimizedNestedCodeEditorWidgetOptions()